Being a more modern and complex engine the Northstar will be more difficult to hook up but I think it would be worth it, it would also honour the heritage of the car, the Rover V8 being a GM (Buick) engine originally.
 
I know where ther is a merc 580sl going for scrap if you want the engine, condition unknown but got a pic of the car..
 
any more info?

i cant find feck all on the 580??

ie engine size power and torque??

leaning towards the 383..as its got an a727 on its arse..so should bolt up to lt230??
 

Similar threads